add context construction option to skip server hostname lookup

Signed-off-by: Andy Green <andy.green@linaro.org>
diff --git a/libwebsockets-api-doc.html b/libwebsockets-api-doc.html
index 789871b..e908d14 100644
--- a/libwebsockets-api-doc.html
+++ b/libwebsockets-api-doc.html
@@ -258,6 +258,9 @@
 <dd>user id to change to after setting listen socket, or -1.
 <dt><b>options</b>
 <dd>0, or LWS_SERVER_OPTION_DEFEAT_CLIENT_MASK
+<dt><b>user</b>
+<dd>optional user pointer that can be recovered via the context
+pointer using libwebsocket_context_user 
 </dl>
 <h3>Description</h3>
 <blockquote>